WebYou need to dow it in two steps: 你需要分两步: var list = new List(); list.AddRange(File.ReadAllLines(path, Encoding.UTF8)); AddRange does not return the list, so you need to "get the instance first" or directly initialize it like HABJAN suggested. AddRange不会返回列表,因此您需要“先获取实例”或直接初始化它,就像HABJAN建议 … WebJul 30, 2024 · When the array variable is initialized, you can assign values to the array. Array is a reference type, so you need to use the new keyword to create an instance of the array. For example, int [] rank = new int [5]; You can assign values to an array at the time of declaration. int [] rank = { 1, 2, 3,4,5};
c# - All possible array initialization syntaxes - Stack …
WebSep 15, 2024 · To initialize an array variable by using an array literal Either in the New clause, or when you assign the array value, supply the element values inside braces ( {} ). The following example shows several ways to declare, create, and initialize a variable to contain an array that has elements of type Char. VB Copy WebApr 14, 2011 · The array creation syntaxes in C# that are expressions are: new int [3] new int [3] { 10, 20, 30 } new int [] { 10, 20, 30 } new [] { 10, 20, 30 } In the first one, the size may be any non-negative integral value and the array elements are initialized to the default … flp to logic
5 things you should know about enums in C# - Code4IT
WebSep 29, 2024 · Collection initializers let you specify one or more element initializers when you initialize a collection type that implements IEnumerable and has Add with the … WebJun 24, 2013 · You can also create an immutable array via the ToImmutableArray () extension method: IEnumerable someInts = Enumerable.Range(1, 100); ImmutableArray array = someInts.ToImmutableArray(); It also supports the builder pattern which allows constructing immutable arrays via mutation: WebFeb 11, 2024 · Use the Constructor Parameters to Initialize an Array of Objects in C#. First, we must import the System library to use their functions in our example. Then, within the … flpt toeic